{"id":1076868,"date":"2025-01-08T11:57:06","date_gmt":"2025-01-08T03:57:06","guid":{"rendered":"https:\/\/docs.pingcode.com\/ask\/ask-ask\/1076868.html"},"modified":"2025-01-08T11:57:08","modified_gmt":"2025-01-08T03:57:08","slug":"python%e5%a6%82%e4%bd%95%e5%b0%86%e7%b1%b3%e8%bd%ac%e6%8d%a2%e4%b8%ba%e8%8b%b1%e5%b0%ba-2","status":"publish","type":"post","link":"https:\/\/docs.pingcode.com\/ask\/1076868.html","title":{"rendered":"python\u5982\u4f55\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a"},"content":{"rendered":"

\"python\u5982\u4f55\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\"<\/p>\n

\u4f7f\u7528Python\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u975e\u5e38\u7b80\u5355\uff0c\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a\u5bfc\u5165\u5fc5\u8981\u7684\u6a21\u5757\u3001\u5b9a\u4e49\u8f6c\u6362\u51fd\u6570\u3001\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362\u3001\u5904\u7406\u7528\u6237\u8f93\u5165\u3002<\/strong> \u5176\u4e2d\uff0c\u5b9a\u4e49\u8f6c\u6362\u51fd\u6570<\/strong> \u662f\u6574\u4e2a\u8fc7\u7a0b\u4e2d\u6700\u5173\u952e\u7684\u4e00\u6b65\uff0c\u56e0\u4e3a\u5b83\u51b3\u5b9a\u4e86\u8f6c\u6362\u7684\u51c6\u786e\u6027\u548c\u53ef\u9760\u6027\u3002\u4e0b\u9762\u5c06\u5bf9\u8fd9\u4e2a\u6b65\u9aa4\u8fdb\u884c\u8be6\u7ec6\u63cf\u8ff0\u3002<\/p>\n<\/p>\n

\u5b9a\u4e49\u8f6c\u6362\u51fd\u6570\u65f6\uff0c\u6211\u4eec\u9700\u8981\u77e5\u90531\u7c73\u7b49\u4e8e\u591a\u5c11\u82f1\u5c3a\u3002\u6839\u636e\u56fd\u9645\u5355\u4f4d\u6362\u7b97\u6807\u51c6\uff0c1\u7c73\u7ea6\u7b49\u4e8e3.28084\u82f1\u5c3a\u3002\u6211\u4eec\u53ef\u4ee5\u5c06\u8fd9\u4e2a\u5e38\u91cf\u5b9a\u4e49\u5728\u51fd\u6570\u5185\u90e8\uff0c\u5e76\u5229\u7528\u5b83\u8fdb\u884c\u8f6c\u6362\u3002\u5b9a\u4e49\u4e00\u4e2a\u540d\u4e3ameters_to_feet<\/code>\u7684\u51fd\u6570\uff0c\u63a5\u53d7\u7c73\u4e3a\u5355\u4f4d\u7684\u8f93\u5165\u5e76\u8fd4\u56de\u82f1\u5c3a\u4e3a\u5355\u4f4d\u7684\u8f93\u51fa\u3002<\/p>\n<\/p>\n

def meters_to_feet(meters):<\/p>\n
    feet_per_meter = 3.28084<\/p>\n
    return meters * feet_per_meter<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u8be6\u7ec6\u4ecb\u7ecd\u5728Python\u4e2d\u5b9e\u73b0\u8fd9\u4e00\u8fc7\u7a0b\u7684\u6bcf\u4e00\u4e2a\u6b65\u9aa4\u3002<\/p>\n<\/p>\n
\u4e00\u3001\u5bfc\u5165\u5fc5\u8981\u7684\u6a21\u5757<\/h3>\n<\/p>\n
\u5728\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u7684\u8fc7\u7a0b\u4e2d\uff0c\u901a\u5e38\u4e0d\u9700\u8981\u5bfc\u5165\u4efb\u4f55\u989d\u5916\u7684Python\u6a21\u5757\uff0c\u56e0\u4e3a\u6211\u4eec\u53ea\u662f\u8fdb\u884c\u7b80\u5355\u7684\u6570\u5b66\u8fd0\u7b97\u3002\u4f46\u662f\uff0c\u5982\u679c\u4f60\u5e0c\u671b\u589e\u52a0\u7528\u6237\u4ea4\u4e92\u529f\u80fd\uff0c\u6bd4\u5982\u901a\u8fc7\u547d\u4ee4\u884c\u8f93\u5165\u548c\u8f93\u51fa\u7ed3\u679c\uff0c\u53ef\u4ee5\u4f7f\u7528\u6807\u51c6\u5e93\u4e2d\u7684sys<\/code>\u6a21\u5757\u6216argparse<\/code>\u6a21\u5757\u3002<\/p>\n<\/p>\n
import sys<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e8c\u3001\u5b9a\u4e49\u8f6c\u6362\u51fd\u6570<\/h3>\n<\/p>\n
\u5b9a\u4e49\u4e00\u4e2a\u51fd\u6570\uff0c\u7528\u4e8e\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u3002\u8fd9\u4e2a\u51fd\u6570\u53ef\u4ee5\u6839\u636e\u8f93\u5165\u7684\u7c73\u6570\uff0c\u8fd4\u56de\u5bf9\u5e94\u7684\u82f1\u5c3a\u6570\u3002\u5982\u4e0b\uff1a<\/p>\n<\/p>\n
def meters_to_feet(meters):<\/p>\n
    feet_per_meter = 3.28084<\/p>\n
    return meters * feet_per_meter<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e09\u3001\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362<\/h3>\n<\/p>\n
\u4e3a\u4e86\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362\uff0c\u6211\u4eec\u9700\u8981\u8c03\u7528\u4e0a\u9762\u5b9a\u4e49\u7684\u51fd\u6570\uff0c\u5e76\u4f20\u5165\u9700\u8981\u8f6c\u6362\u7684\u7c73\u6570\u3002\u53ef\u4ee5\u5728\u811a\u672c\u4e2d\u76f4\u63a5\u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\u6765\u5b58\u50a8\u7c73\u6570\uff0c\u6216\u8005\u4ece\u547d\u4ee4\u884c\u8bfb\u53d6\u8f93\u5165\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n<\/p>\n
meters = 5  # \u5047\u8bbe\u8981\u8f6c\u6362\u7684\u7c73\u6570\u4e3a5<\/p>\n
feet = meters_to_feet(meters)<\/p>\n
print(f"{meters} \u7c73\u7b49\u4e8e {feet:.2f} \u82f1\u5c3a")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u4efb\u610f\u7c73\u6570\u8f6c\u6362\u4e3a\u82f1\u5c3a\u3002<\/p>\n<\/p>\n
\u56db\u3001\u5904\u7406\u7528\u6237\u8f93\u5165<\/h3>\n<\/p>\n
\u4e3a\u4e86\u4f7f\u6211\u4eec\u7684\u7a0b\u5e8f\u66f4\u5177\u4ea4\u4e92\u6027\uff0c\u53ef\u4ee5\u5141\u8bb8\u7528\u6237\u8f93\u5165\u4ed6\u4eec\u60f3\u8981\u8f6c\u6362\u7684\u7c73\u6570\u3002\u53ef\u4ee5\u4f7f\u7528input()<\/code>\u51fd\u6570\u6765\u83b7\u53d6\u7528\u6237\u8f93\u5165\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u7c7b\u578b\uff1a<\/p>\n<\/p>\n
meters = float(input("\u8bf7\u8f93\u5165\u8981\u8f6c\u6362\u7684\u7c73\u6570: "))<\/p>\n
feet = meters_to_feet(meters)<\/p>\n
print(f"{meters} \u7c73\u7b49\u4e8e {feet:.2f} \u82f1\u5c3a")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u6837\uff0c\u7528\u6237\u5c31\u53ef\u4ee5\u8f93\u5165\u4efb\u610f\u7c73\u6570\uff0c\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u8fdb\u884c\u8f6c\u6362\u5e76\u8f93\u51fa\u7ed3\u679c\u3002<\/p>\n<\/p>\n
\u4e94\u3001\u5904\u7406\u5f02\u5e38\u60c5\u51b5<\/h3>\n<\/p>\n
\u5728\u5b9e\u9645\u5e94\u7528\u4e2d\uff0c\u7528\u6237\u8f93\u5165\u7684\u5185\u5bb9\u53ef\u80fd\u5e76\u4e0d\u662f\u6709\u6548\u7684\u6570\u5b57\uff0c\u56e0\u6b64\u6211\u4eec\u9700\u8981\u5904\u7406\u5f02\u5e38\u60c5\u51b5\u3002\u53ef\u4ee5\u4f7f\u7528try<\/code>\u548cexcept<\/code>\u5757\u6765\u6355\u83b7\u5e76\u5904\u7406\u8fd9\u4e9b\u9519\u8bef\uff1a<\/p>\n<\/p>\n
try:<\/p>\n
    meters = float(input("\u8bf7\u8f93\u5165\u8981\u8f6c\u6362\u7684\u7c73\u6570: "))<\/p>\n
    feet = meters_to_feet(meters)<\/p>\n
    print(f"{meters} \u7c73\u7b49\u4e8e {feet:.2f} \u82f1\u5c3a")<\/p>\n
except ValueError:<\/p>\n
    print("\u8bf7\u8f93\u5165\u4e00\u4e2a\u6709\u6548\u7684\u6570\u5b57")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u79cd\u65b9\u5f0f\u53ef\u4ee5\u63d0\u9ad8\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\uff0c\u4f7f\u5176\u80fd\u591f\u5e94\u5bf9\u5404\u79cd\u7528\u6237\u8f93\u5165\u60c5\u51b5\u3002<\/p>\n<\/p>\n
\u516d\u3001\u6dfb\u52a0\u547d\u4ee4\u884c\u53c2\u6570\u652f\u6301<\/h3>\n<\/p>\n
\u5982\u679c\u5e0c\u671b\u901a\u8fc7\u547d\u4ee4\u884c\u53c2\u6570\u6765\u4f20\u9012\u7c73\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528argparse<\/code>\u6a21\u5757\u3002\u8fd9\u4e2a\u6a21\u5757\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u89e3\u6790\u547d\u4ee4\u884c\u53c2\u6570\uff0c\u5e76\u5c06\u5176\u4f20\u9012\u7ed9\u7a0b\u5e8f\uff1a<\/p>\n<\/p>\n
import argparse<\/p>\n
def meters_to_feet(meters):<\/p>\n
    feet_per_meter = 3.28084<\/p>\n
    return meters * feet_per_meter<\/p>\n
if __name__ == "__mAI<\/a>n__":<\/p>\n
    parser = argparse.ArgumentParser(description="\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a")<\/p>\n
    parser.add_argument("meters", type=float, help="\u9700\u8981\u8f6c\u6362\u7684\u7c73\u6570")<\/p>\n
    args = parser.parse_args()<\/p>\n
    feet = meters_to_feet(args.meters)<\/p>\n
    print(f"{args.meters} \u7c73\u7b49\u4e8e {feet:.2f} \u82f1\u5c3a")<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u53ef\u4ee5\u5728\u547d\u4ee4\u884c\u4e2d\u76f4\u63a5\u4f20\u9012\u7c73\u6570\u53c2\u6570\uff0c\u7a0b\u5e8f\u4f1a\u81ea\u52a8\u8fdb\u884c\u8f6c\u6362\u5e76\u8f93\u51fa\u7ed3\u679c\u3002\u4f8b\u5982\uff1a<\/p>\n<\/p>\n
python convert.py 5<\/p>\n
<\/code><\/pre>\n<\/p>\n
\u4e03\u3001\u603b\u7ed3<\/h3>\n<\/p>\n
\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u5728Python\u4e2d\u662f\u4e00\u4e2a\u76f8\u5bf9\u7b80\u5355\u7684\u4efb\u52a1\uff0c\u901a\u8fc7\u5b9a\u4e49\u4e00\u4e2a\u57fa\u672c\u7684\u8f6c\u6362\u51fd\u6570\u5e76\u7ed3\u5408\u7528\u6237\u8f93\u5165\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002\u5173\u952e\u5728\u4e8e\u6b63\u786e\u4f7f\u7528\u6570\u5b66\u5e38\u91cf\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362\u3001\u5904\u7406\u7528\u6237\u8f93\u5165<\/strong>\uff0c\u5e76\u786e\u4fdd\u7a0b\u5e8f\u7684\u5065\u58ee\u6027\u3002\u901a\u8fc7\u4e0a\u8ff0\u6b65\u9aa4\uff0c\u4f60\u53ef\u4ee5\u7f16\u5199\u51fa\u4e00\u4e2a\u529f\u80fd\u5b8c\u5584\u7684\u5355\u4f4d\u8f6c\u6362\u7a0b\u5e8f\u3002<\/p>\n<\/p>\n
\u76f8\u5173\u95ee\u7b54FAQs\uff1a<\/strong><\/h2>\n
 \u5982\u4f55\u5728Python\u4e2d\u5b9e\u73b0\u7c73\u5230\u82f1\u5c3a\u7684\u8f6c\u6362\uff1f<\/strong>
\u5728Python\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u7b80\u5355\u7684\u6570\u5b66\u8fd0\u7b97\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u30021\u7c73\u5927\u7ea6\u7b49\u4e8e3.28084\u82f1\u5c3a\u3002\u4f60\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u8fdb\u884c\u8f6c\u6362\uff1a<\/p>\n
def meters_to_feet(meters):\n    return meters * 3.28084\n\n# \u793a\u4f8b\nprint(meters_to_feet(1))  # \u8f93\u51fa\uff1a3.28084\n<\/code><\/pre>\n
\u8be5\u51fd\u6570\u63a5\u53d7\u7c73\u4f5c\u4e3a\u8f93\u5165\uff0c\u8fd4\u56de\u76f8\u5e94\u7684\u82f1\u5c3a\u3002<\/p>\n
\u5728Python\u4e2d\u5982\u4f55\u5904\u7406\u7528\u6237\u8f93\u5165\u5e76\u8fdb\u884c\u7c73\u5230\u82f1\u5c3a\u7684\u8f6c\u6362\uff1f<\/strong>
\u53ef\u4ee5\u4f7f\u7528input()<\/code>\u51fd\u6570\u63a5\u6536\u7528\u6237\u8f93\u5165\u7684\u7c73\u6570\uff0c\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a\u6d6e\u70b9\u6570\u8fdb\u884c\u8ba1\u7b97\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff1a<\/p>\n
meters = float(input("\u8bf7\u8f93\u5165\u7c73\u6570\uff1a"))\nfeet = meters_to_feet(meters)\nprint(f"{meters} \u7c73\u7b49\u4e8e {feet} \u82f1\u5c3a")\n<\/code><\/pre>\n
\u8fd9\u79cd\u65b9\u6cd5\u4f7f\u5f97\u7528\u6237\u53ef\u4ee5\u65b9\u4fbf\u5730\u8f93\u5165\u6570\u636e\u5e76\u83b7\u5f97\u8f6c\u6362\u7ed3\u679c\u3002<\/p>\n
\u662f\u5426\u6709\u73b0\u6210\u7684Python\u5e93\u53ef\u4ee5\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362\uff1f<\/strong>
\u662f\u7684\uff0c\u6709\u4e00\u4e9bPython\u5e93\u53ef\u4ee5\u7b80\u5316\u5355\u4f4d\u8f6c\u6362\u7684\u8fc7\u7a0b\uff0c\u4f8b\u5982pint<\/code>\u5e93\u3002\u4f7f\u7528\u8fd9\u4e2a\u5e93\uff0c\u4f60\u53ef\u4ee5\u8f7b\u677e\u5730\u8fdb\u884c\u5355\u4f4d\u7684\u8f6c\u6362\uff0c\u800c\u4e0d\u5fc5\u624b\u52a8\u8fdb\u884c\u6570\u5b66\u8ba1\u7b97\u3002\u4ee5\u4e0b\u662f\u4e00\u4e2a\u4f7f\u7528pint<\/code>\u7684\u793a\u4f8b\uff1a<\/p>\n
from pint import UnitRegistry\n\nureg = UnitRegistry()\nmeters = 1 * ureg.meter\nfeet = meters.to(ureg.foot)\nprint(feet)  # \u8f93\u51fa\uff1a3.280839895013123 feet\n<\/code><\/pre>\n
pint<\/code>\u5e93\u63d0\u4f9b\u4e86\u4e30\u5bcc\u7684\u5355\u4f4d\u652f\u6301\uff0c\u80fd\u591f\u5904\u7406\u591a\u79cd\u5355\u4f4d\u95f4\u7684\u8f6c\u6362\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"\u4f7f\u7528Python\u5c06\u7c73\u8f6c\u6362\u4e3a\u82f1\u5c3a\u975e\u5e38\u7b80\u5355\uff0c\u4e3b\u8981\u6709\u4ee5\u4e0b\u51e0\u4e2a\u6b65\u9aa4\uff1a\u5bfc\u5165\u5fc5\u8981\u7684\u6a21\u5757\u3001\u5b9a\u4e49\u8f6c\u6362\u51fd\u6570\u3001\u8fdb\u884c\u5355\u4f4d\u8f6c\u6362\u3001\u5904\u7406\u7528 […]","protected":false},"author":3,"featured_media":1076877,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[37],"tags":[],"acf":[],"_links":{"self":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1076868"}],"collection":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/comments?post=1076868"}],"version-history":[{"count":"1","href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1076868\/revisions"}],"predecessor-version":[{"id":1076879,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/posts\/1076868\/revisions\/1076879"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media\/1076877"}],"wp:attachment":[{"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/media?parent=1076868"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/categories?post=1076868"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/docs.pingcode.com\/wp-json\/wp\/v2\/tags?post=1076868"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}